JSON Formatter
Working with minified or messy JSON is a headache. Our JSON Formatter turns complex, hard-to-read data strings into beautifully structured, indented blocks of code that are easy for humans to understand and debug.
Equipped with a built-in validator, we'll let you know exactly where your syntax might be broken before you commit your code.
Loading tool workspace...
How to Beautify JSON
- 1
Paste your raw or minified JSON into the editor.
- 2
Choose your indentation level (e.g., 2 or 4 spaces).
- 3
Click 'Format' to clean the code, or 'Minify' to remove all whitespace for production.
Developer Features
JSON Validation
If your JSON has a missing comma or an unclosed bracket, our tool will highlight the error line so you can fix it instantly.
What is Minification?
Minification removes all unnecessary spaces and line breaks to reduce file size, which is best for performance when your app is in production.
Frequently Asked Questions
Can I use this for API results?
Yes! It is the perfect tool for taking raw API responses and making them readable for debugging.
Is there a size limit?
Our high-performance formatter can handle JSON files up to several megabytes directly in the browser.
Why Use This Tool?
- ✓Instant syntax highlighting
- ✓Built-in error validation
- ✓Support for Minify and Beautify
- ✓Indentation customization